| Relationships | Role | Relationship Start | Relationship End |
| Citicorp Securities Asia Pacific Limited | Parent | 12/31/1986 | 8/28/1992 |
| Citicorp Vickers Hong Kong Limited | Parent | 6/6/1984 | 12/30/1986 |
| Relationships | Role | Relationship Start | Relationship End |
| Citicorp Securities Asia Pacific Limited | Parent | 12/31/1986 | 8/28/1992 |
| Citicorp Vickers Hong Kong Limited | Parent | 6/6/1984 | 12/30/1986 |